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Description
environment
-
Linux
$ sudo docker container run -it debian:bookworm $ apt update && apt install meson $ g++ --version g++ (Debian 12.2.0-14) 12.2.0 Copyright (C) 2022 Free Software Foundation, Inc. This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. $ meson --version 1.0.1
-
Windows
> scoop install meson > meson --version 1.5.1 > cl Microsoft(R) C/C++ Optimizing Compiler Version 19.41.34120 for x64 Copyright (C) Microsoft Corporation. All rights reserved.
structure
.
|-- foo.cpp
|-- meson.build
`-- subprojects
`-- icu.wrap
- meson.build
project(
'foo',
'cpp',
version: '0.1',
default_options: ['warning_level=3', 'cpp_std=c++14'],
)
icu = subproject('icu')
icuuc = icu.get_variable('icuuc_dep')
icuio = icu.get_variable('icuio_dep')
icui18n = icu.get_variable('icui18n_dep')
exe = executable('foo', 'foo.cpp', dependencies: [icuuc, icuio, icui18n])- foo.cpp
#include <iostream>
#include <unicode/ustream.h> // icuio header
int main() {
auto s = icu::UnicodeString::fromUTF8(u8"あいうえお");
std::cout << s << std::endl;
}actual behavior
$ meson setup build
$ meson compile -C build
INFO: autodetecting backend as ninja
INFO: calculating backend command to run: /usr/bin/ninja -C /root/foo/build
ninja: Entering directory `/root/foo/build'
[1/2] Compiling C++ object foo.p/foo.cpp.o
FAILED: foo.p/foo.cpp.o
c++ -Ifoo.p -I. -I.. -Isubprojects/icu/source/common -I../subprojects/icu/source/common -Isubprojects/icu/source/i18n -I../subprojects/icu/source/i18n -fdiagnostics-color=always -D_FILE_OFFSET_BITS=64 -Wall -Winvalid-pch -Wextra -Wpedantic -std=c++14 -O0 -g -MD -MQ foo.p/foo.cpp.o -MF foo.p/foo.cpp.o.d -o foo.p/foo.cpp.o -c ../foo.cpp
../foo.cpp:3:10: fatal error: unicode/ustream.h: No such file or directory
3 | #include <unicode/ustream.h> // icuio header
| ^~~~~~~~~~~~~~~~~~~
compilation terminated.
ninja: build stopped: subcommand failed.Metadata
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